3.12DAYUP

def dayUP(df):
    dayup=1.0
    for i in range(365):
        if i % 7 not in [6,5,0]:
            dayup=dayup*(1+df)
    return dayup
dayfactor=0.001
a=0
while dayfactor<=0.010:
    a=dayUP(dayfactor)
    dayfactor +=0.001
    print("年终值是：{:.3f}.".format(a))